下列实验基本操作中,正确的是
A:倾倒液体
B:过滤
C:加热液体
D:熄灭酒精灯
根据句意用括号内所给单词的适当形式填空。(1)I'm a singer and ____ (I) name's Dale.(2)Is ____ (she) book new?(3)It's nice____ (meet) you.(4)His____ (one) name is Jones.(5)Six and three ____ (be) nine.